DC static switch (CB9257E)

This circuit was found in Motorola documentation from 1968. SCRs can be modern equivalents and the maximum load is 5 A at 40 V.

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Window Comparator I (CB24973E)
Using the CA3140 in the figure we have a comparator that goes low in the window voltage space. The...
RTD amplifier (CB12808E)
This circuit is found in a 2011 technical publication from Texas Instruments. It is an amplifier for...
Overload indicator (CB22131E)
In this circuit, the LED lights up when the current is such that multiplied by the resistor value...